Oppo A57 (2016) official Pictures. Oppo A57 (2016) is a Smartphone of oppo. The Oppo A57 (2016) Android Smartphone. Announced Nov 2016. Features 5.2″ Display Snapdragon 435 Chipset 13 MP Primary Camera 16 MP Front Camera 2900 MAh Battery 32 GB Storage 3 GB RAM Corning Gorilla Glass 4. Oppo A57 (2016) price starts.